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Java > Open Source Codes > javax > management > j2ee > statistics > Statistic


1 /*
2  * The contents of this file are subject to the terms
3  * of the Common Development and Distribution License
4  * (the License). You may not use this file except in
5  * compliance with the License.
6  *
7  * You can obtain a copy of the license at
8  * https://glassfish.dev.java.net/public/CDDLv1.0.html or
9  * glassfish/bootstrap/legal/CDDLv1.0.txt.
10  * See the License for the specific language governing
11  * permissions and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL
14  * Header Notice in each file and include the License file
15  * at glassfish/bootstrap/legal/CDDLv1.0.txt.
16  * If applicable, add the following below the CDDL Header,
17  * with the fields enclosed by brackets [] replaced by
18  * you own identifying information:
19  * "Portions Copyrighted [year] [name of copyright owner]"
20  *
21  * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
22  */

23
24 package javax.management.j2ee.statistics;
25
26 /**
27  * The Statistic model and its sub-models specify the data models which are requried to be used to provide the performance data described by the specific attributes in the Stats models.
28  */

29 public interface Statistic {
30     /**
31      * The name of this Statistic.
32      */

33     String JavaDoc getName();
34
35     /**
36      * The unit of measurement for this Statistic.
37      * Valid values for TimeStatistic measurements are "HOUR", "MINUTE", "SECOND", "MILLISECOND", "MICROSECOND" and "NANOSECOND".
38      */

39     String JavaDoc getUnit();
40
41     /**
42      * A human-readable description of the Statistic.
43      */

44     String JavaDoc getDescription();
45
46     /**
47      * The time of the first measurement represented as a long, whose value is the number of milliseconds since January 1, 1970, 00:00:00.
48      */

49     long getStartTime();
50
51     /**
52      * The time of the last measurement represented as a long, whose value is the number of milliseconds since January 1, 1970, 00:00:00.
53      */

54     long getLastSampleTime();
55 }
56
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